WIS-Q2300 User Manual
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spoofing attack detect:
spoofing attack, if enable, prevent outer net linking by using inner net IP
；
ping attack detect:
ping request, if enable, abandon ping requestof outer net sending
；
tcp null scan detect
：
tcp null scan, if enable, abandon null scan of tcp sending
；
ACK cheat detect
：
ack request, if enable, abandon false ack package of tcp sending
；
finger scan detect
：
finger scan, if enable, abandon relevant requests of finger service
；
netbios scan detect
：
netbios scab, if enable, abandon relevant requests of netbios service
。
Figure 3-20
3.5.4
Security Service
Security Service is mainly used for forbidding or allowing access of some web service, as Figure 3-21
。
图
3-21
ftp
：
Port 21, if enable, forbid ftp service
；
ssh
：
Port 22, if enable, forbid ssh service
；
telnet
：
Port 23, if enable, forbid telnet service
；
http
：
Port 80, if enable, forbid http service
；
dns
：
Port 53, if enable, forbid dns service
；
※
Attention: if enable corresponding service by http, it will forbid http service, and user cannot visit
through browser.
3.5.5
Virus Protection
Virus protection can prevent common network virus attack, as shown Figure 3-22.
